General F2203 CDMA IP Modem is based on public CDMA network, and it provides customers with high speed, "always online”, transparent data transfer channel. It has been widely used on finance, electric power, environment protection, transportation fields and so on.It also supports VPDN to meet the need of customers. Product Features Industrial MCU, 100M Design with standard TCP/IP protocol stack Adopt smart online keeping technology to make sure that IP Modem is always online. Support double data centers, one main and another backup Support multi data centers, It can support 5 data centers at the same time Support dynamic domain name(DDNS) and IP access to data center Support several work modes Support hardware and software WDT Easy to upgrade firmware Support remote configure and control Support RS232/RS485 Power range: DC 5~35V Wireless specification: Compliant with S-95 A/B and CDMA2000 1xRTT Support 13K QCELP audio codec Interface: RS232/485 serial port, rates: 110~230400bits/s Indicator lights: "Power”, "ACT”, "Online” Antenna interface: standard SMA female interface, 50 ohm SIM/UIM interface: standard user card interface Power interface: standard 3-PIN power jack Power supply: Standard power: DC 12V/0.5A Power range: DC 5~35V Others: Operation temperature:-25~+65oC Storage temperature: -40~+85oC Humidity: 95% (unfreezing)